diff --git a/steps/DP3.Execute.cwl b/steps/DP3.Execute.cwl
index 89f6ac42a1b5a8447c23686dfe66a6c7cd9ac01f..e1f3bbfd445ec81cfb820afd4fc8a52800d402be 100644
--- a/steps/DP3.Execute.cwl
+++ b/steps/DP3.Execute.cwl
@@ -19,6 +19,7 @@ inputs:
     'sbg:y': -88
   - id: autoweight
     type: boolean
+    default: true
     'sbg:x': -113
     'sbg:y': 290
 outputs: